Home / 20,085,765.03-27,718,659.45-11,267,171.14

Finding the Fourth Proportional to 20,085,765.03, 27,718,659.45 and 11,267,171.14

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Solution

The fourth proportional to 20,085,765.03, 27,718,659.45 and 11,267,171.14 is: 15,548,866.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,085,765.03 : 27,718,659.45 = 11,267,171.14 : x
  2. Step 2: Convert to fraction form
    20,085,765.03/27,718,659.45 = 11,267,171.14/x
  3. Step 3: Cross multiply
    20,085,765.03x = 27,718,659.45 × 11,267,171.14
  4. Step 4: Simplify right side
    20,085,765.03x = 312,310,879,655,934.94
  5. Step 5: Solve for x
    x = 312,310,879,655,934.94/20,085,765.03
  6. Step 6: Final answer
    x = 15,548,866.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.